deposito's in het oosten van continenten
Azië
China, India, Russia, Saudi Arabia, South Korea
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Afrika
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa
Egypt, Ethiopia, Ghana, South Africa
Europa
England, Finland, France, Spain, United Kingdom
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
anderen
Nog niet gevonden
Groenland
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, Cuba, Jamaica, USA
Zuid-Amerika
Argentina, Colombia
Bolivia, Brazil, Colombia, Ecuador, Paraguay
deposito's in Oceanië continent
Australië
Central Australia, Western Australia
New South Wales, New Zealand, Western Australia